linux-kernel - [PATCH] Regulators: lp3971 - Fix setting val for LDO2 and LDO4

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Message-ID: <427d64721003091629s4c5728b4y9005feeef9a05b7e@mail.gmail.com>
Date:	Wed, 10 Mar 2010 08:29:40 +0800
From:	axel lin <axel.lin@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>, lrg@...mlogic.co.uk
Subject: [PATCH] Regulators: lp3971 - Fix setting val for LDO2 and LDO4

From: Axel Lin <axel.lin@...il.com>
Date: Tue, 9 Mar 2010 16:53:59 +0800
Subject: [PATCH] lp3971: Fix setting val for LDO2 and LDO4

In lp3971_ldo_set_voltage function, it requires val to left shift 4
bits for LDO2 and LDO4.
This patch fix this issue.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/regulator/lp3971.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c
index f5532ed..a28ae37 100644
--- a/drivers/regulator/lp3971.c
+++ b/drivers/regulator/lp3971.c
@@ -187,7 +187,8 @@ static int lp3971_ldo_set_voltage(struct regulator_dev *dev,
                return -EINVAL;

        return lp3971_set_bits(lp3971, LP3971_LDO_VOL_CONTR_REG(ldo),
-               LDO_VOL_CONTR_MASK << LDO_VOL_CONTR_SHIFT(ldo), val);
+               LDO_VOL_CONTR_MASK << LDO_VOL_CONTR_SHIFT(ldo),
+               val << LDO_VOL_CONTR_SHIFT(ldo));
 }

 static struct regulator_ops lp3971_ldo_ops = {
--
1.5.4.3
--
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